Franchi O/U from 1959 lifted from this thread:

https://www.shotgunworld.com/bbs/viewtopic.php?f=5&t=447901

K= crudo

MO= molibdeno

This cat from this thread gives the above:

http://www.ilbraccoitaliano.net/forum/showthread.php?t=26965

But what year did this KMO variety of steel arrive on the scene?


Cheers,

Raimey
rse